EP4450185A4 - Procédé de coulée continue d'acier - Google Patents

Procédé de coulée continue d'acier

Info

Publication number
EP4450185A4
EP4450185A4 EP23780029.7A EP23780029A EP4450185A4 EP 4450185 A4 EP4450185 A4 EP 4450185A4 EP 23780029 A EP23780029 A EP 23780029A EP 4450185 A4 EP4450185 A4 EP 4450185A4
Authority
EP
European Patent Office
Prior art keywords
casting process
steel casting
continuous steel
continuous
steel
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP23780029.7A
Other languages
German (de)
English (en)
Other versions
EP4450185A1 (fr
Inventor
Norichika ARAMAKI
Shuhei Irie
Akitoshi Matsui
Hirokazu Sugihara
Yusuke Nojima
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JFE Steel Corp
Original Assignee
JFE Steel Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by JFE Steel Corp filed Critical JFE Steel Corp
Priority claimed from PCT/JP2023/011463 external-priority patent/WO2023190018A1/fr
Publication of EP4450185A1 publication Critical patent/EP4450185A1/fr
Publication of EP4450185A4 publication Critical patent/EP4450185A4/fr
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
    • B22D11/12—Accessories for subsequent treating or working cast stock in situ
    • B22D11/124—Accessories for subsequent treating or working cast stock in situ for cooling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
    • B22D11/12—Accessories for subsequent treating or working cast stock in situ
    • B22D11/124—Accessories for subsequent treating or working cast stock in situ for cooling
    • B22D11/1246—Nozzles; Spray heads
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
    • B22D11/12—Accessories for subsequent treating or working cast stock in situ
    • B22D11/128—Accessories for subsequent treating or working cast stock in situ for removing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
    • B22D11/16—Controlling or regulating processes or operations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
    • B22D11/16—Controlling or regulating processes or operations
    • B22D11/20—Controlling or regulating processes or operations for removing cast stock
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
    • B22D11/16—Controlling or regulating processes or operations
    • B22D11/22—Controlling or regulating processes or operations for cooling cast stock or mould
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
    • B22D11/16—Controlling or regulating processes or operations
    • B22D11/22—Controlling or regulating processes or operations for cooling cast stock or mould
    • B22D11/225—Controlling or regulating processes or operations for cooling cast stock or mould for secondary cooling

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Continuous Casting (AREA)
EP23780029.7A 2022-03-28 2023-03-23 Procédé de coulée continue d'acier Pending EP4450185A4 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2022051592 2022-03-28
PCT/JP2023/011463 WO2023190018A1 (fr) 2022-03-28 2023-03-23 Procédé de coulée continue d'acier

Publications (2)

Publication Number Publication Date
EP4450185A1 EP4450185A1 (fr) 2024-10-23
EP4450185A4 true EP4450185A4 (fr) 2025-04-09

Family

ID=88198264

Family Applications (1)

Application Number Title Priority Date Filing Date
EP23780029.7A Pending EP4450185A4 (fr) 2022-03-28 2023-03-23 Procédé de coulée continue d'acier

Country Status (5)

Country Link
US (1) US20250144702A1 (fr)
EP (1) EP4450185A4 (fr)
JP (1) JP7355285B1 (fr)
KR (1) KR20240162540A (fr)
CN (1) CN119053396A (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH071096A (ja) * 1993-04-20 1995-01-06 Sumitomo Metal Ind Ltd 連続鋳造における鋳片の冷却方法
JP2001062550A (ja) * 1999-08-27 2001-03-13 Sumitomo Metal Ind Ltd 連続鋳造における鋳片の冷却方法
JP2013244492A (ja) * 2012-05-23 2013-12-09 Jfe Steel Corp 高Ｃｒ鋼継目無鋼管製管用丸鋳片の製造方法
EP2881196A1 (fr) * 2012-07-31 2015-06-10 JFE Steel Corporation Procédé de coulée continue d'acier
EP3932586A1 (fr) * 2019-04-02 2022-01-05 JFE Steel Corporation Procédé de coulée continue d'acier

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3064832B2 (ja) 1994-11-10 2000-07-12 住友金属工業株式会社 連続鋳造方法
JPH08192256A (ja) 1995-01-12 1996-07-30 Nippon Steel Corp 連続鋳造方法
JPH08224650A (ja) 1995-02-22 1996-09-03 Nippon Steel Corp 鋼の連鋳鋳片の偏析、センターポロシティ改善方法
JP4690995B2 (ja) 2006-10-18 2011-06-01 新日本製鐵株式会社 鋼の連続鋳造方法及び連続鋳造設備
JP6115735B2 (ja) 2014-07-25 2017-04-19 Ｊｆｅスチール株式会社 鋼の連続鋳造方法
JP7047495B2 (ja) * 2018-03-13 2022-04-05 日本製鉄株式会社 鋳片の連続鋳造方法

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH071096A (ja) * 1993-04-20 1995-01-06 Sumitomo Metal Ind Ltd 連続鋳造における鋳片の冷却方法
JP2001062550A (ja) * 1999-08-27 2001-03-13 Sumitomo Metal Ind Ltd 連続鋳造における鋳片の冷却方法
JP2013244492A (ja) * 2012-05-23 2013-12-09 Jfe Steel Corp 高Ｃｒ鋼継目無鋼管製管用丸鋳片の製造方法
EP2881196A1 (fr) * 2012-07-31 2015-06-10 JFE Steel Corporation Procédé de coulée continue d'acier
EP3932586A1 (fr) * 2019-04-02 2022-01-05 JFE Steel Corporation Procédé de coulée continue d'acier

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
See also references of WO2023190018A1 *
ZHIWEI HAN ET AL: "Development and Application of Dynamic Soft-reduction Control Model to Slab Continuous Casting Process", ISIJ INTERNATIONAL, 28 December 2010 (2010-12-28), pages 1637 - 1643, XP093254130, Retrieved from the Internet <URL:https://www.jstage.jst.go.jp/article/isijinternational/50/11/50_11_1637/_article/-char/ja/> [retrieved on 20250226], DOI: https://doi.org/10.2355/isijinternational.50.1637 *

Also Published As

Publication number Publication date
KR20240162540A (ko) 2024-11-15
JPWO2023190018A1 (fr) 2023-10-05
US20250144702A1 (en) 2025-05-08
JP7355285B1 (ja) 2023-10-03
CN119053396A (zh) 2024-11-29
EP4450185A1 (fr) 2024-10-23

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